Home / 194,461.25-268,356.53-109,581.35

Finding the Fourth Proportional to 194,461.25, 268,356.53 and 109,581.35

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Solution

The fourth proportional to 194,461.25, 268,356.53 and 109,581.35 is: 151,222.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,461.25 : 268,356.53 = 109,581.35 : x
  2. Step 2: Convert to fraction form
    194,461.25/268,356.53 = 109,581.35/x
  3. Step 3: Cross multiply
    194,461.25x = 268,356.53 × 109,581.35
  4. Step 4: Simplify right side
    194,461.25x = 29,406,870,290.81
  5. Step 5: Solve for x
    x = 29,406,870,290.81/194,461.25
  6. Step 6: Final answer
    x = 151,222.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.